A witch hat is read as intuition, hidden power and a touch of rebellion. Tradition takes it as a costume for the side of you that trusts its own knowing.
When this appeared in your dream, what were you feeling?
My Cosmic Code has a private dream journal. Write a dream down and the app picks out the symbols in it, shows what dream books say about them and, over time, which words recur across your entries. The journal is stored on your device only.